Water use efficiency across scales: From genes to landscapes

cg.authorship.typesCGIAR and developing country instituteen
cg.authorship.typesCGIAR and advanced research instituteen
cg.contributor.affiliationUniversité de Montpellieren
cg.contributor.affiliationInternational Crops Research Institute for the Semi-Arid Tropicsen
cg.contributor.affiliationCERAAS-ISRAen
cg.contributor.affiliationInstitut National de la Recherche Agronomique, Franceen
cg.contributor.affiliationInternational Water Management Instituteen
cg.contributor.affiliationUniversité Mohammed VI Polytechniqueen
cg.contributor.affiliationCarthage Universityen
cg.contributor.crpClimate Change, Agriculture and Food Security
cg.contributor.donorMake Our Planet Great Againen
cg.contributor.donorAgence Nationale de la Recherche, Franceen
cg.contributor.donorCGIAR Trust Funden
cg.contributor.initiativeClimate Resilience
cg.creator.identifierVincent Vadez: 0000-0003-2014-0281en
cg.creator.identifierHatem Baccouche: 0000-0001-9123-6892en
cg.creator.identifierBROUZIYNE Youssef: 0000-0001-6710-9527en
cg.howPublishedFormally Publisheden
cg.identifier.doihttps://doi.org/10.1093/jxb/erad052en
cg.isijournalISI Journalen
cg.issn0022-0957en
cg.issue16en
cg.journalJournal of Experimental Botanyen
cg.reviewStatusPeer Reviewen
cg.subject.actionAreaSystems Transformation
cg.subject.impactAreaClimate adaptation and mitigation
cg.subject.impactPlatformClimate Change
cg.subject.sdgSDG 13 - Climate actionen
cg.volume74en
dc.contributor.authorVadez, Vincenten
dc.contributor.authorPilloni, Raphaelen
dc.contributor.authorGrondin, Alexandreen
dc.contributor.authorHajjarpoor, Amiren
dc.contributor.authorBelhouchette, Hatemen
dc.contributor.authorBrouziyne, Youssefen
dc.contributor.authorChehbouni, Ghanien
dc.contributor.authorKharrou, Mohamed Hakimen
dc.contributor.authorZitouna-Chebbi, Rimen
dc.contributor.authorMekki, Insafen
dc.contributor.authorMolénat, Jérômeen
dc.contributor.authorJacob, Frédéricen
dc.contributor.authorBossuet, Jérômeen
dc.date.accessioned2023-12-04T21:55:27Zen
dc.date.available2023-12-04T21:55:27Zen
dc.identifier.urihttps://hdl.handle.net/10568/134999
dc.titleWater use efficiency across scales: From genes to landscapesen
dcterms.abstractWater scarcity is already set to be one of the main issues of the 21st century, because of competing needs between civil, industrial, and agricultural use. Agriculture is currently the largest user of water, but its share is bound to decrease as societies develop and clearly it needs to become more water efficient. Improving water use efficiency (WUE) at the plant level is important but translating this at the farm/landscape level presents considerable challenges. As we move up from the scale of cells, organs, and plants to more integrated scales such as plots, fields, farm systems, and landscapes, other factors such as trade-offs need to be considered to try to improve WUE. These include choices of crop variety/species, farm management practices, landscape design, infrastructure development, and ecosystem functions, where human decisions matter. This review is a cross-disciplinary attempt to analyse approaches to addressing WUE at these different scales, including definitions of the metrics of analysis and consideration of trade-offs. The equations we present in this perspectives paper use similar metrics across scales to make them easier to connect and are developed to highlight which levers, at different scales, can improve WUE. We also refer to models operating at these different scales to assess WUE. While our entry point is plants and crops, we scale up the analysis of WUE to farm systems and landscapes.en
dcterms.accessRightsOpen Access
dcterms.audienceAcademicsen
dcterms.audienceDevelopment Practitionersen
dcterms.available2023-02-13en
dcterms.bibliographicCitationVadez, Vincent; Pilloni, Raphael; Grondin, Alexandre; Hajjarpoor, Amir; et al. 2023. Water use efficiency across scales: From genes to landscapes. Journal of Experimental Botany 74(16): 4770-4788. https://doi.org/10.1093/jxb/erad052en
dcterms.extent4770–4788en
dcterms.issued2023-09-01en
dcterms.languageen
dcterms.licenseCC-BY-4.0
dcterms.publisherOxford University Pressen
dcterms.subjectwater resourcesen
dcterms.subjectclimate change adaptationen
dcterms.subjectclimate changeen
dcterms.subjectplant breedingen
dcterms.subjectdroughten
dcterms.subjectfarming systemsen
dcterms.subjectfood securityen
dcterms.subjectlandscapeen
dcterms.subjectwater useen
dcterms.subjectwater-use efficiencyen
dcterms.typeJournal Article

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